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(1R,2R)-Cyclohexane-1,2-diamine ((1R,2R)-(-)-1,2-Diaminocyclohexane)

Cat No.:V68628 Purity: ≥98%
(1R,2R)-Cyclohexane-1,2-diamine is a biochemical compound that may be utilized as a biomaterial or organic/chemical reagent for biomedical research.
(1R,2R)-Cyclohexane-1,2-diamine ((1R,2R)-(-)-1,2-Diaminocyclohexane)
(1R,2R)-Cyclohexane-1,2-diamine ((1R,2R)-(-)-1,2-Diaminocyclohexane) Chemical Structure CAS No.: 20439-47-8
Product category: Biochemical Assay Reagents
This product is for research use only, not for human use. We do not sell to patients.
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Other Forms of (1R,2R)-Cyclohexane-1,2-diamine ((1R,2R)-(-)-1,2-Diaminocyclohexane):

  • (1S,2S)-Cyclohexane-1,2-diamine ((1S,2S)-(+)-1,2-Diaminocyclohexane)
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Product Description
(1R,2R)-Cyclohexane-1,2-diamine is a biochemical compound that may be utilized as a biomaterial or organic/chemical reagent for biomedical research.
(1R,2R)-Cyclohexane-1,2-diamine (CAS 20439-47-8), also known as (1R,2R)-(-)-1,2-diaminocyclohexane, is a chiral diamine compound with the molecular formula C6H14N2 and a molecular weight of 114.19 g/mol. It is characterized by two amino groups attached to a cyclohexane ring in a specific stereochemical configuration. This compound serves as an important organic synthesis intermediate and pharmaceutical intermediate, widely used as an epoxy resin curing agent and as a chiral synthetic reagent. It is a key intermediate in the synthesis of oxaliplatin, a platinum-based anticancer drug. The chiral nature of this compound makes it valuable for asymmetric synthesis and the preparation of enantiomerically pure pharmaceuticals.
Biological Activity I Assay Protocols (From Reference)
Targets
As a chemical intermediate, (1R,2R)-Cyclohexane-1,2-diamine does not have a specific biological target. Its pharmaceutical relevance stems from its use as a building block for synthesizing active pharmaceutical ingredients (APIs), most notably oxaliplatin, where it coordinates to the platinum center as a chiral ligand. The resulting platinum complex targets DNA in cancer cells, forming cross-links that inhibit DNA replication and transcription, leading to cell death. The compound itself is not pharmacologically active but serves as a crucial chiral auxiliary in asymmetric synthesis.
ln Vitro
Can be employed as chiral ligand building blocks.
(1R,2R)-Cyclohexane-1,2-diamine is a chemical intermediate and does not possess intrinsic in vitro biological activity. Its value in research lies in its utility for synthesizing biologically active compounds, particularly chiral pharmaceuticals and asymmetric catalysts. As a chiral diamine, it is used to prepare metal complexes for asymmetric catalysis, which are then employed in the synthesis of enantiomerically pure drug candidates. It may also be used in the synthesis of compounds that are subsequently tested for various biological activities.
ln Vivo
This compound is not a pharmacologically active agent and does not have intrinsic in vivo activity. Its applications in vivo are indirect, as it is used to synthesize drug candidates such as oxaliplatin, which is then evaluated in animal models and clinical settings for anticancer efficacy. The compound itself is not administered to animals as a test compound.
Enzyme Assay
Cell-free enzyme/receptor binding assays are not directly applicable to (1R,2R)-Cyclohexane-1,2-diamine as it is not a biologically active compound. However, when used to synthesize metal complexes or drug candidates, these products may be evaluated in binding assays. Typical protocols involve incubating the test compound with purified target proteins in buffered solutions, with binding affinity measured by SPR, ITC, or fluorescence-based methods. The chiral nature of the compound makes it valuable for studying stereoselective interactions with chiral biological targets.
Cell Assay
Cell-based assays are not directly performed on (1R,2R)-Cyclohexane-1,2-diamine due to its lack of biological activity. However, drug candidates synthesized from this intermediate, such as oxaliplatin, are extensively studied in cellular systems. For anticancer agents, typical assays involve culturing cancer cell lines (e.g., HCT-116, A549, or MCF-7) in appropriate media, treating with varying concentrations of the test compound, and assessing cell viability (MTT), apoptosis (flow cytometry), and DNA damage (comet assay) over 24–72 hours.
Animal Protocol
In vivo animal studies are not conducted with (1R,2R)-Cyclohexane-1,2-diamine itself, as it is a chemical intermediate. However, oxaliplatin and other drug candidates derived from this intermediate are evaluated in animal models. Typical studies involve intravenous administration to tumor-bearing mice, with monitoring of tumor growth inhibition, survival, body weight, and hematological parameters. Pharmacokinetic parameters (Cmax, AUC, half-life) are determined from plasma samples. All studies follow institutional animal care guidelines.
ADME/Pharmacokinetics
(1R,2R)-Cyclohexane-1,2-diamine is a synthetic chemical intermediate and is not subject to pharmacokinetic evaluation as a drug. Its physicochemical properties include a molecular weight of 114.19 g/mol and a molecular formula of C6H14N2. As a chiral diamine, it is stored at 20°C and is stable for up to 2 years. The compound is used as an epoxy resin curing agent and as a chiral synthetic reagent.
Toxicity/Toxicokinetics
The toxicological profile of (1R,2R)-Cyclohexane-1,2-diamine as a pure chemical reagent has not been extensively characterized. As a diamine compound, it may cause skin and eye irritation upon contact. Standard laboratory safety precautions should be observed, including the use of personal protective equipment (gloves, goggles, lab coat) and adequate ventilation. Ingestion or inhalation should be avoided. Appropriate first-aid measures should be in place, and spills should be cleaned up promptly.
Additional Infomation
DNH is an amine.
(1R,2R)-Cyclohexane-1,2-diamine is not a drug but a valuable chiral building block in pharmaceutical synthesis. Its most notable application is as a key intermediate in the synthesis of oxaliplatin, a platinum-based anticancer drug used in the treatment of colorectal cancer. The chiral nature of the compound (the (1R,2R) enantiomer) is critical for the biological activity of oxaliplatin. It is also used as a chiral auxiliary and ligand in asymmetric catalysis for the synthesis of enantiomerically pure pharmaceuticals. The compound is available in high purity (≥96–98%) for research and manufacturing use.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C6H14N2
Molecular Weight
114.19
Exact Mass
114.115
CAS #
20439-47-8
Related CAS #
(1S,2S)-Cyclohexane-1,2-diamine;21436-03-3
PubChem CID
43806
Appearance
Colorless to light yellow <41°C solid powder,>45°C liquid
Density
0.9±0.1 g/cm3
Boiling Point
193.6±0.0 °C at 760 mmHg
Melting Point
41-45 °C
Flash Point
76 ºC
Vapour Pressure
0.5±0.3 mmHg at 25°C
Index of Refraction
1.484
LogP
-0.12
Hydrogen Bond Donor Count
2
Hydrogen Bond Acceptor Count
2
Rotatable Bond Count
0
Heavy Atom Count
8
Complexity
62.9
Defined Atom Stereocenter Count
2
SMILES
N([H])([H])[C@]1([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[C@@]1([H])N([H])[H]
InChi Key
SSJXIUAHEKJCMH-PHDIDXHHSA-N
InChi Code
InChI=1S/C6H14N2/c7-5-3-1-2-4-6(5)8/h5-6H,1-4,7-8H2/t5-,6-/m1/s1
Chemical Name
(1R,2R)-cyclohexane-1,2-diamine
HS Tariff Code
2934.99.9001
Storage

Powder      -20°C    3 years

                     4°C     2 years

In solvent   -80°C    6 months

                  -20°C    1 month

Note: (1). This product requires protection from light (avoid light exposure) during transportation and storage.  (2). Please store this product in a sealed and protected environment (e.g. under nitrogen), avoid exposure to moisture.
Shipping Condition
Room temperature (This product is stable at ambient temperature for a few days during ordinary shipping and time spent in Customs)
Solubility Data
Solubility (In Vitro)
H2O: 100 mg/mL (875.73 mM)
Solubility (In Vivo)
Note: Listed below are some common formulations that may be used to formulate products with low water solubility (e.g. < 1 mg/mL), you may test these formulations using a minute amount of products to avoid loss of samples.

Injection Formulations
(e.g. IP/IV/IM/SC)
Injection Formulation 1: DMSO : Tween 80: Saline = 10 : 5 : 85 (i.e. 100 μL DMSO stock solution 50 μL Tween 80 850 μL Saline)
*Preparation of saline: Dissolve 0.9 g of sodium chloride in 100 mL ddH ₂ O to obtain a clear solution.
Injection Formulation 2: DMSO : PEG300Tween 80 : Saline = 10 : 40 : 5 : 45 (i.e. 100 μL DMSO 400 μLPEG300 50 μL Tween 80 450 μL Saline)
Injection Formulation 3: DMSO : Corn oil = 10 : 90 (i.e. 100 μL DMSO 900 μL Corn oil)
Example: Take the Injection Formulation 3 (DMSO : Corn oil = 10 : 90) as an example, if 1 mL of 2.5 mg/mL working solution is to be prepared, you can take 100 μL 25 mg/mL DMSO stock solution and add to 900 μL corn oil, mix well to obtain a clear or suspension solution (2.5 mg/mL, ready for use in animals).
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Injection Formulation 4: DMSO : 20% SBE-β-CD in saline = 10 : 90 [i.e. 100 μL DMSO 900 μL (20% SBE-β-CD in saline)]
*Preparation of 20% SBE-β-CD in Saline (4°C,1 week): Dissolve 2 g SBE-β-CD in 10 mL saline to obtain a clear solution.
Injection Formulation 5: 2-Hydroxypropyl-β-cyclodextrin : Saline = 50 : 50 (i.e. 500 μL 2-Hydroxypropyl-β-cyclodextrin 500 μL Saline)
Injection Formulation 6: DMSO : PEG300 : castor oil : Saline = 5 : 10 : 20 : 65 (i.e. 50 μL DMSO 100 μLPEG300 200 μL castor oil 650 μL Saline)
Injection Formulation 7: Ethanol : Cremophor : Saline = 10: 10 : 80 (i.e. 100 μL Ethanol 100 μL Cremophor 800 μL Saline)
Injection Formulation 8: Dissolve in Cremophor/Ethanol (50 : 50), then diluted by Saline
Injection Formulation 9: EtOH : Corn oil = 10 : 90 (i.e. 100 μL EtOH 900 μL Corn oil)
Injection Formulation 10: EtOH : PEG300Tween 80 : Saline = 10 : 40 : 5 : 45 (i.e. 100 μL EtOH 400 μLPEG300 50 μL Tween 80 450 μL Saline)


Oral Formulations
Oral Formulation 1: Suspend in 0.5% CMC Na (carboxymethylcellulose sodium)
Oral Formulation 2: Suspend in 0.5% Carboxymethyl cellulose
Example: Take the Oral Formulation 1 (Suspend in 0.5% CMC Na) as an example, if 100 mL of 2.5 mg/mL working solution is to be prepared, you can first prepare 0.5% CMC Na solution by measuring 0.5 g CMC Na and dissolve it in 100 mL ddH2O to obtain a clear solution; then add 250 mg of the product to 100 mL 0.5% CMC Na solution, to make the suspension solution (2.5 mg/mL, ready for use in animals).
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Oral Formulation 3: Dissolved in PEG400
Oral Formulation 4: Suspend in 0.2% Carboxymethyl cellulose
Oral Formulation 5: Dissolve in 0.25% Tween 80 and 0.5% Carboxymethyl cellulose
Oral Formulation 6: Mixing with food powders


Note: Please be aware that the above formulations are for reference only. InvivoChem strongly recommends customers to read literature methods/protocols carefully before determining which formulation you should use for in vivo studies, as different compounds have different solubility properties and have to be formulated differently.

 (Please use freshly prepared in vivo formulations for optimal results.)
Preparing Stock Solutions 1 mg 5 mg 10 mg
1 mM 8.7573 mL 43.7867 mL 87.5733 mL
5 mM 1.7515 mL 8.7573 mL 17.5147 mL
10 mM 0.8757 mL 4.3787 mL 8.7573 mL

*Note: Please select an appropriate solvent for the preparation of stock solution based on your experiment needs. For most products, DMSO can be used for preparing stock solutions (e.g. 5 mM, 10 mM, or 20 mM concentration); some products with high aqueous solubility may be dissolved in water directly. Solubility information is available at the above Solubility Data section. Once the stock solution is prepared, aliquot it to routine usage volumes and store at -20°C or -80°C. Avoid repeated freeze and thaw cycles.

Calculator

Molarity Calculator allows you to calculate the mass, volume, and/or concentration required for a solution, as detailed below:

  • Calculate the Mass of a compound required to prepare a solution of known volume and concentration
  • Calculate the Volume of solution required to dissolve a compound of known mass to a desired concentration
  • Calculate the Concentration of a solution resulting from a known mass of compound in a specific volume
An example of molarity calculation using the molarity calculator is shown below:
What is the mass of compound required to make a 10 mM stock solution in 5 ml of DMSO given that the molecular weight of the compound is 350.26 g/mol?
  • Enter 350.26 in the Molecular Weight (MW) box
  • Enter 10 in the Concentration box and choose the correct unit (mM)
  • Enter 5 in the Volume box and choose the correct unit (mL)
  • Click the “Calculate” button
  • The answer of 17.513 mg appears in the Mass box. In a similar way, you may calculate the volume and concentration.

Dilution Calculator allows you to calculate how to dilute a stock solution of known concentrations. For example, you may Enter C1, C2 & V2 to calculate V1, as detailed below:

What volume of a given 10 mM stock solution is required to make 25 ml of a 25 μM solution?
Using the equation C1V1 = C2V2, where C1=10 mM, C2=25 μM, V2=25 ml and V1 is the unknown:
  • Enter 10 into the Concentration (Start) box and choose the correct unit (mM)
  • Enter 25 into the Concentration (End) box and select the correct unit (mM)
  • Enter 25 into the Volume (End) box and choose the correct unit (mL)
  • Click the “Calculate” button
  • The answer of 62.5 μL (0.1 ml) appears in the Volume (Start) box
g/mol

Molecular Weight Calculator allows you to calculate the molar mass and elemental composition of a compound, as detailed below:

Note: Chemical formula is case sensitive: C12H18N3O4  c12h18n3o4
Instructions to calculate molar mass (molecular weight) of a chemical compound:
  • To calculate molar mass of a chemical compound, please enter the chemical/molecular formula and click the “Calculate’ button.
Definitions of molecular mass, molecular weight, molar mass and molar weight:
  • Molecular mass (or molecular weight) is the mass of one molecule of a substance and is expressed in the unified atomic mass units (u). (1 u is equal to 1/12 the mass of one atom of carbon-12)
  • Molar mass (molar weight) is the mass of one mole of a substance and is expressed in g/mol.
/

Reconstitution Calculator allows you to calculate the volume of solvent required to reconstitute your vial.

  • Enter the mass of the reagent and the desired reconstitution concentration as well as the correct units
  • Click the “Calculate” button
  • The answer appears in the Volume (to add to vial) box
In vivo Formulation Calculator (Clear solution)
Step 1: Enter information below (Recommended: An additional animal to make allowance for loss during the experiment)
Step 2: Enter in vivo formulation (This is only a calculator, not the exact formulation for a specific product. Please contact us first if there is no in vivo formulation in the solubility section.)
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Calculation results

Working concentration mg/mL;

Method for preparing DMSO stock solution mg drug pre-dissolved in μL DMSO (stock solution concentration mg/mL). Please contact us first if the concentration exceeds the DMSO solubility of the batch of drug.

Method for preparing in vivo formulation:Take μL DMSO stock solution, next add μL PEG300, mix and clarify, next addμL Tween 80, mix and clarify, next add μL ddH2O,mix and clarify.

(1) Please be sure that the solution is clear before the addition of next solvent. Dissolution methods like vortex, ultrasound or warming and heat may be used to aid dissolving.
             (2) Be sure to add the solvent(s) in order.

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